earthquake

(noun)

noun

1. shaking and vibration at the surface of the earth resulting from underground movement along a fault plane or from volcanic activity

Similar word(s): quake, seism, temblor

Definition categories: event

2. a disturbance that is extremely disruptive

- selling the company caused an earthquake among the employees

Definition categories: state, commotion, disruption, disturbance, flutter, kerfuffle